package com.java;

enum Gender{
    MALE,FEMALE,NONE;
    private Gender(){}
    public static void value(Gender gender){
        switch (gender){
            case MALE: System.out.println("男士");break;
            case FEMALE: System.out.println("女士");break;
            default: System.out.println("未知");
        }
    }
}
public class Test {
    private static Integer b;
    public static void main(String[] args){
        char ch = 'A'+1;

        int a = 10;
        print(a);
        print(b);
        b = a;
        print(b);
    }
    private  static void print(Integer value){
        int add = value+5;
        System.out.println(add);
    }
}